 The four-story structure, completed in 1932, was designed by American architect Mary Colter, an employee of the Fred Harvey Company who also created and designed many other buildings in the Grand Canyon vicinity including Hermit's Rest and the Lookout Studio.The interior contains murals by Fred Kabotie.The watchtower was the last of the series of Mary Colter-designed visitor concession structures at the Grand Canyon until her renovation of the Bright Angel Lodge in 1935.